Condenser for internal-combustion engines



CONDENSER FOR INTERNAL COMBUSTION ENGINES Filed April 15, 1926 h flaw lNl/ ENTORS BY; 7 W

ATTORNEYS Patented Apr. 15, 1930 i i y i UNITED STATES PATENT OFFICE IRA HUBER/I. AYRES, on NEW YORK, 1v. it, we Hartman mvmemon er BERNARDSVILLELNE'W JERSEY CONDENSER FOR INTERNA GMZBUSTION ENGElN-ES Application filed. April 13, 1926. Serial. No. 101,725.

The object of our invention is to provide a reflux condensing units, and a single hollow condenser applicable for use in steam cooling casing 14 is provided for the common lower systems for internal combustion engines, said chamber 8 or the direct and reflux condenscondenser comprising juxtaposed direct and ing units.

.. reflux steam condensing units of novel conl'n operat1on:The steam entering the up struction and arrangement, and simple and per chamber 2 of the direct condensingunit inexpensive to manufacture. is more or less condensed in the passages 1, A practical embodiment of our invention the water of condensation gathering in the is represented in the accompanying drawings common lower chamber 3. y The water of con- N) which re sresent the condenser in longitudidensation may be drawn ofl' fromthis hem, 55 nal vertical section. her through the passage 9 If more steam is The condenser herein shown comprises being generated than can be condensed in the juxtaposed direct and reflux condensing units direct condensin unit, it will pass upwardly having separate upper chambers and a lower from "the chamber 3through the passages '5 i chamber common to both units. into the upper chamber 6 where suchstjeam 69 The direct condensing unit of the condenser as has not been condensed in the reflux concomprises passages 1 connecting the upper densin unit will escape to external atmoschamber 2 with the common lower chamber phere'through the vent 8. It will be under- 3,.the said upper chamber having a steam instood that this reflux condensing unit is arlet port 4:. ranged in the coldest part of the system 65 The reflux condensing unit of the condenser front of the direct condensing unit so thatthe is located immediately in front of the dlrect greatest practicable amountofsteam will 1 "condensing unit and comprlses passages 5 dense and jointh'e water of coiidensationin connecting the upper chamber 6 with the said the 'comrnoi'i lower chamber 3.

chamber 6 of the reflux condensing unit havand 5 of the two coiidei'ising units maybe of ing a removable filling cap 7 and also a vent anywell known 'or a eared form; 8 to external atmosphere. The common Where a specified qnantityof water is relower chamber 3 is provided with an escape quired to be supplied to the system, the everport 9 for the water of condensation. A flow passage ll) is providedythe end of which 75 water overflow passage 10 may be provided passage which islocated in thechamber befor the common lower chamber 3 so that a ing arranged to be normally sealed by the specified quantity of water may be supplied water in said chamber so that the stean'i will to the system when desired, the chamber end be caused to pass upwardly tlirou-gh the reof which passage is normally water sealed flux condensing unit. With other systems, o

so that the steam will be caused to pass upthe overflowlaas'sage may be omitted, the vent' wardly through the reflux condensing unit 8 being sulficient for the outward passage of rather than permitted to escape through the the air durin the heating period and for its said overflow passage. return during the cooling period.

A drain cock 11 is provided for the com- While describing this condenser in connec- 85 mon lower chamber 3 of the direct and reflux tion with water it is to be understood that any condensing units. suitable liquid be utilized.

In the present instance a single hollow cas- It is evident that various changes maybe ing 12 is provided with a partition 13 to form resorted toin the construction, form and ars the upper chambers 2 and 6 of the direct and mngemfitof the several parts without de- 99 U common lower chamber 3, the said upper It will be nnderst'obd that the passages 1 parting from the spirit and scope of our invention; hence, we do not intend to be lim ited to the particular embodiment herein shown and described, but what we claim is 1. An air cooled steam condenser for use in connection with internal combustion engines where the steam generated in the engine water jacket by the heat of the engine is condensed by the cooling eflect of the air on the condenser, said condenser comprising direct and reflux condensing passages, the upper chamber of the direct condensing unit having a steam inlet port, the common lower chamber tor the direct and reflux condensing units having an outlet port for the Water of condensation, and also a water overflow passage having its upper outside end located near the top of the lower chamber and its lower inside end located normally below the water level in the lower chamber whereby any steam which may not be condensed in the direct condensing unit may pass from the lower chamber upwardly into the reflux condensing unit Without escaping throu h the overflow passage.

2. air cooled steam condenser for use in connection with internal combustion engines where the steam generated in the engine water (iacket by the heat of the engine 1s condense by the coolin effect of the air on the condenser, said con enser comprising direct and reflux condensing passages, the upper chamber of the direct condensing unit having a steam inlet port, the common lower chamber for the direct and reflux condensing units having an outlet port for the water of condensation, and also a water overflow passage having its upper outside end located near the top of the lower chamber and its lower inside end located normally below the water level in the lower chamber whereby any steam which may not be condensed in V the direct condensing unit may pass from the lower chamber u wardly into the reflux condensing unit wit out escaping through the overflow passage, the upper chamber of the reflux condensing unit having a vent to external atmosphere.

3. An air cooled steam condenser for use in connection with internal combustion engines where the steam generated in the engine water jacket by the heat of the engine is condensed by the cooling effect of the air on the condenser, said condenser comprising direct and reflux condensing passages, the 11p- 1 chamber of the direct condensing unit aving a steam inlet port, the common lower chamber for the direct and reflux condensing units having an outlet port for the water of condensation, and also a water overflow passage having its upper outside end located near the top of the lower chamber and its lower inside end located normally below the water level in the lower chamber whereby any steam. which may not be condensed in the 

